package BasicMethod;
public class switch_case {
    public static void main(String args[]){
        //char grade = args[0].charAt(0);
        char grade = 'C';
   
        switch(grade)
        {
           case 'A' :
              System.out.println("优秀"); 
              break;
           case 'B' :
           case 'C' :
              System.out.println("良好");
              break;
           case 'D' :
              System.out.println("及格");
              break;
           case 'F' :
              System.out.println("你需要再努力努力");
              break;
           default :
              System.out.println("未知等级");
        }
        System.out.println("你的等级是 " + grade);
     }
}
